Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881) |
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01/10/1996 | EP0691061A1 Method and system for managing telecommunications such as telephone calls |
01/10/1996 | EP0691058A1 Self-diagnostic system for cellular-transceiver systems |
01/10/1996 | CN1114811A Conference bridge for packetized speech-signal net works |
01/10/1996 | CN1114810A Multimedia communications system for controlling communications through an integrated object |
01/09/1996 | US5483631 Communication network management system for displaying operation states of network elements on a remote display unit |
01/09/1996 | US5483592 Ringer unit driving system in a subscriber transmission system |
01/09/1996 | US5483590 Data analysis apparatus |
01/09/1996 | US5483589 Apparatus and method for routing control for composite network |
01/09/1996 | US5483588 Voice processing interface for a teleconference system |
01/09/1996 | US5483587 System and method for call conferencing |
01/09/1996 | US5483586 Electronic on-line subscriber telephone directory |
01/09/1996 | US5483585 Apparatus for managing an element manager for a telecommunications switch |
01/09/1996 | US5483584 Pushbutton telephone system |
01/09/1996 | US5483582 Applications platform for a telephone system gateway interface |
01/09/1996 | US5483581 Method and apparatus for performing an automated collect call |
01/09/1996 | US5483580 Methods and apparatus for non-simultaneous transmittal and storage of voice message and digital text or image |
01/09/1996 | US5483578 Method of managing a speech memory, and assembly therefor |
01/09/1996 | US5483573 Electric circuit connector with auto-termination |
01/09/1996 | US5483467 Patching panel scanner |
01/09/1996 | US5483409 25-pair circuit protection assembly |
01/09/1996 | US5483352 Computer able to link electronic mail functions with telephone functions |
01/09/1996 | US5483251 Abridgment of text-based display information |
01/09/1996 | CA2062425C Voice messaging system with voice activated prompt interrupt |
01/09/1996 | CA2035357C Key telephone system with enhanced connectivity |
01/04/1996 | WO1995032569A3 Method for monitoring the condition of an interconnection network |
01/04/1996 | DE4423018A1 Verfahren für eine Nebenstellenkommunikationsanlage zum Aktivieren einer Nachtschaltungskonfiguration Method for an extension communication system to activate a night service configuration |
01/04/1996 | DE4422546A1 Route list regulation method for switching data network |
01/04/1996 | DE19500850C1 Securing telephone connection to exchange line against external disconnection |
01/03/1996 | EP0690652A2 Method for performing intelligent network services with an ISDN network terminator |
01/03/1996 | EP0690651A2 Network comprising a space division photonic switch and a terminal |
01/03/1996 | EP0690649A2 Mobile telephone storing the node number of the resident switching node |
01/03/1996 | EP0690640A2 Intelligent wireless signaling overlay for a telecommunication network |
01/03/1996 | EP0690603A2 Apparatus and method of distributing call processing resources |
01/03/1996 | EP0690602A2 System and method for predictive outdialing |
01/03/1996 | EP0690539A2 Protection method for telecommunication equipment and circuit for carrying our the method |
01/03/1996 | EP0689737A1 Inductively coupled keyboard |
01/03/1996 | EP0480009B1 Data recoverability in mass storage data base systems |
01/03/1996 | CN1114482A Communication system |
01/02/1996 | US5481603 Intelligent call processing based upon complete identification of calling station |
01/02/1996 | US5481602 Method and apparatus for alternate destination routing for switching egress customers |
01/02/1996 | US5481601 System and method for creating, transfering, and monitoring services in a telecommunication system |
01/02/1996 | US5481597 Sent message cancellation arrangement |
01/02/1996 | US5481590 Selection of a communication terminal for receiving an incoming call |
01/02/1996 | US5481589 Detection of TDD signals in an automated telephone system |
01/02/1996 | US5481534 Data packet switch apparatus and method with enhanced charge assessment capability |
01/02/1996 | CA2066385C Radio communication adapter connected to mobile station and mobile communication system using the radio communication adapter |
12/31/1995 | CA2152416A1 Network comprising a space division photonic switch and a terminal which forms an output from an input signal |
12/31/1995 | CA2149810A1 Full motion video messaging |
12/31/1995 | CA2149161A1 Mobile telephone storing the node number of the resident switching node |
12/28/1995 | WO1995035633A2 Mediation of traffic in an advanced intelligent network |
12/28/1995 | WO1995035632A1 Call setup and service invocation in telecommunications networks |
12/28/1995 | WO1995035621A1 Telephone connection method, particularly for conference calls and the like |
12/28/1995 | WO1995035620A1 Telecommunications systems |
12/28/1995 | WO1995035619A1 Method for providing access to pre-paid telephone services |
12/28/1995 | WO1995035617A1 Circuit arrangement to prevent unauthorised operations on a wired telephone system |
12/28/1995 | CA2191731A1 Mediation of traffic in an advanced intelligent network |
12/27/1995 | EP0689370A2 Multiplexer with transmission back-up function |
12/27/1995 | EP0689367A1 Method for call distribution in a communication network |
12/27/1995 | EP0689336A2 Telephone exchange with voice storage device |
12/27/1995 | EP0689335A2 Simultaneous voice/data answering machine |
12/27/1995 | EP0689334A1 Method and system for processing access numbers in a voice mail system |
12/27/1995 | EP0689333A2 Personal mobile communication system |
12/27/1995 | EP0688489A1 Interactive system for telephone and video communication including capabilities for remote monitoring |
12/27/1995 | EP0688486A1 Telephone network performance monitoring method and system |
12/27/1995 | EP0649563A4 Gas tube vent-safe device. |
12/27/1995 | CN1114125A Apparatus for storing messages in a cellular mobile terminal |
12/26/1995 | US5479608 Group facility protection in a digital telecommunications system |
12/26/1995 | US5479503 Two-wire to four-wire switching exchanger |
12/26/1995 | US5479501 Far-end disconnect detector for telephony systems |
12/26/1995 | US5479497 Automatic call distributor with programmable window display system and method |
12/26/1995 | US5479496 Personal communication system having options and notifications |
12/26/1995 | US5479491 Integrated voice-mail based voice and information processing system |
12/26/1995 | US5479489 Voice telephone dialing architecture |
12/26/1995 | US5479488 Method and apparatus for automation of directory assistance using speech recognition |
12/26/1995 | US5479487 Calling center employing unified control system |
12/26/1995 | US5479478 Method and system for pull communication |
12/26/1995 | US5479473 Method and apparatus for testing call paths over long distance carrier networks |
12/26/1995 | US5479411 Multi-media integrated message arrangement |
12/25/1995 | CA2149348A1 Simultaneous voice/data answering machine |
12/24/1995 | CA2152461A1 Centralized voice mail system |
12/21/1995 | WO1995035001A1 Method of establishing a connection between a caller in a telecommunications net and a called mobile subscriber in a radio-telephone net |
12/21/1995 | WO1995035000A2 Distributed connection control in telecommunication networks |
12/21/1995 | WO1995034999A1 Communications system with a facility system and a base communications system |
12/21/1995 | WO1995034985A1 Method of selecting one of at least two telecommunications terminals and a suitable telecommunications terminal |
12/21/1995 | WO1995034981A2 Enhancement of network operation and performance |
12/21/1995 | WO1995034980A2 Customized telecommunication service |
12/21/1995 | WO1995034975A1 A network element in a telecommunication network |
12/21/1995 | WO1995034973A2 A method and device for partitioning physical netword resources |
12/21/1995 | WO1995034966A2 A subscriber multiplexer, a telephone system and a method for communicating the condition of a subscriber interface |
12/21/1995 | WO1995033352A3 A system for monitoring telephone networks and/or data communication networks, especially mobile telephone networks |
12/21/1995 | WO1995031076A3 Call forwarding method and arrangement for a mobile terminating call |
12/21/1995 | WO1995031072A3 An improved modem to support multiple site call conferenced data communications |
12/21/1995 | WO1995028809A3 Method for classifying calls from a mobile subscription |
12/21/1995 | DE19517391A1 Transmitting audio signals between communications terminals |
12/21/1995 | CA2192793A1 A method and device for partitioning physical netword resources |
12/21/1995 | CA2192792A1 A network element in a telecommunication network |
12/21/1995 | CA2190947A1 Distributed connection control in telecommunication networks |
12/21/1995 | CA2190457A1 Customized telecommunication service |
12/21/1995 | CA2169379A1 Method of selecting one of at least two telecommunications terminals and a suitable telecommunications terminal |
12/21/1995 | CA2149158A1 System and method for cleaning the display screen of a touch screen device |